Swing hammer



FIG. 1 is a front perspective view of a swing hammer;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevation view thereof, the rear elevation view being a mirror image thereof;

FIG. 4 is a left side elevation view thereof, the right side elevation view being a mirror image thereof;

FIG. 5 is a top elevation view thereof;

FIG. 6 is a bottom elevation view thereof;

FIG. 7 is another front perspective view thereof;

FIG. 8 is another left side elevation view thereof, the right side elevation view being a mirror image thereof;

FIG. 9 is another top elevation view thereof; and,

FIG. 10 is another bottom elevation view thereof.

Environmental structures shown in broken lines in FIGS. 1-10 form no part of the claimed design. 

CLAIM The ornamental design for a swing hammer, as shown and described. 